    * {
        margin: 0;
        padding: 0;
        list-style: none;
    }
    
    header {
        background-color: skyblue;
        text-align: center;
        width: 100%;
        position: relative;
        padding: 40px 20px;
        color: white;
    }
    
    #toggle {
        background-color: white;
        position: absolute;
        left: 20px;
        top: 20px;
        border-radius: 5px;
        cursor: pointer;
    }
    
    #login {
        border-radius: 5px;
        cursor: pointer;
        font-size: 18px;
        padding: 15px 30px;
    }
    
    button:focus {
        outline: none;
        /* 去除点击时候，边框样式 */
    }
    
    nav {
        background-color: pink;
        color: white;
        width: 200px;
        height: 100vh;
        position: fixed;
        left: 0;
        top: 0;
        z-index: 100;
        transform: translate(-100%);
    }
    
    body {
        transition: transform 0.5s ease;
    }
    
    .show_nav {
        transform: translate(200px);
    }
    
    .show_nav_2 {
        transform: translate(0%);
    }
    
    .container {
        width: 800px;
        margin: 0 auto;
        display: flex;
        justify-content: center;
        align-items: flex-start;
        padding: 20px;
    }
    
    .container aside {
        padding: 10px 20px;
        width: 250px;
        border-right: 1px solid black;
    }
    
    .container button {
        cursor: pointer;
        background-color: white;
        border-radius: 5px;
        display: block;
        width: 100%;
        padding: 10px;
        font-weight: bold;
        font-size: 15px;
        margin: 20px;
    }
    
    .container main {
        flex: 1;
        /* 自动填充复元素剩余的宽度 */
        padding: 10px 15px;
    }
    
    .container h2 {
        display: flex;
        justify-content: space-between;
        font-size: 18px;
    }
    
    .container .person {
        display: flex;
        justify-content: space-between;
        margin: 10px;
        font-size: 18px;
    }
    
    table {
        width: 100%;
    }
    
    tr {
        width: 460px;
        display: flex;
        justify-content: space-between;
        margin-bottom: 13px;
    }